US1411580A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Separable fastener
Assignee: Individual
•
Filing: 1921-07-08
•
Granted: 1922-04-04
•
Expires: 1941-07-08
Abstract
No abstract record available.
Inventors
- 👤 Ottinger Leon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 22:53
CPC Classifications
A; A44; A44B; A44B13/00; A44B13/0005; A44B13/0011; Y; Y10; Y10T; Y10T24/00; Y10T24/45; Y10T24/45225; Y10T24/45471; Y10T24/45524; Y10T24/45545; Y10T24/45586; Y10T24/45969; Y10T24/45979
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1925-04-03 | 1925-10-03 | 1926-04-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1929-04-03 | 1929-10-03 | 1930-04-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1933-04-03 | 1933-10-03 | 1934-04-04 | $7700.00 | Window Closed / Lapsed |